/*
 * Copyright (C) 2007-2010 Geometer Plus <contact@geometerplus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.fbreader.formats;

import org.geometerplus.fbreader.bookmodel.BookModel;
import org.geometerplus.fbreader.library.Book;
import org.geometerplus.zlibrary.core.filesystem.ZLFile;

public abstract class FormatPlugin {
    public abstract boolean acceptsFile(ZLFile file);

    public abstract boolean readMetaInfo(Book book);

    public abstract boolean readModel(BookModel model);

    /*
     public static void detectEncodingAndLanguage(Book book, InputStream stream) throws IOException {
         String language = book.getLanguage();
         String encoding = book.getEncoding();
         if (encoding.length() == 0 || language.length() == 0) {
             PluginCollection collection = PluginCollection.instance();
             if (language.length() == 0) {
                 language = collection.DefaultLanguageOption.getValue();
             }
             if (encoding.length() == 0) {
                 encoding = collection.DefaultEncodingOption.getValue();
             }
             if (collection.LanguageAutoDetectOption.getValue() && stream != null) {
                 int BUFSIZE = 65536;
                 byte[] buffer = new byte[BUFSIZE];
                 int size = stream.read(buffer, 0, BUFSIZE);
                 stream.close();
                 ZLLanguageDetector.LanguageInfo info =
                     new ZLLanguageDetector().findInfo(buffer, 0, size);
                 buffer = null;
                 if (info != null) {
                     language = info.Language;
                     encoding = info.Encoding;
                     if ((encoding == "US-ASCII") || (encoding == "ISO-8859-1")) {
                         encoding = "windows-1252";
                     }
                 }
             }
             book.setEncoding(encoding);
             book.setLanguage(language);
         }
     }
     //Last working version
     public static void detectEncodingAndLanguage(Book book, InputStream stream) {
         String encoding = book.getEncoding();
         if (encoding.length() == 0) {
             encoding = EncodingDetector.detect(stream, PluginCollection.instance().DefaultLanguageOption.getValue());
             if (encoding == "unknown") {
                 encoding = "windows-1252";
             }
             book.setEncoding(encoding);
         }

         if (book.getLanguage() == "") {
             if ((encoding.equals("US-ASCII")) ||
                     (encoding.equals("ISO-8859-1"))) {
                 book.setLanguage("en");
             } else if ((book.getEncoding().equals("KOI8-R")) ||
                     (encoding.equals("windows-1251")) ||
                     (encoding.equals("ISO-8859-5")) ||
                     (encoding.equals("IBM866"))) {
                 book.setLanguage("ru");
             } /*else if (
                     (PluginCollection.instance().DefaultLanguageOption.getValue() == EncodingDetector.Language.CZECH) &&
                     ((encoding == "windows-1250") ||
                      (encoding == "ISO-8859-2") ||
                      (encoding == "IBM852"))) {
                 book.setLanguage("cs");
             }*/
    /*}

     }*/
}
